Two types of defect were defined for a product: Type I and Type II. For each item of this product: X₁ = the number of de
Posted: Mon Jul 11, 2022 11:17 am
Two types of defect were defined for a product: Type I and Type II. For each item of this product: X₁ = the number of defects of Type I; X₁ ~ Poisson (3.5). X₁ = the number of defects of Type II; X₂ = 0, 1 or 2; E(XII)>1. The probability that a product has no defects of either type is 0.02.